Local Green Building Materials Vasudevan Kadalayil Director & Principal Architect Ecumene Habitat Solutions Pvt Ltd “Humanity is now faced with a stark choice: Evolve or die. … If the structures of the human mind remain unchanged, we will always end up re-creating the same world, the same evils, the same dysfunction.” ― Eckhart Tolle 1. Building Industry – Growth 2. What is a Green building? 3. Embodied Energy & Life Cycle Energy (LC) 4. Embodied Energy of Building materials 5. System boundaries in the life cycle of building materials 6. Local building materials 7. Green & Conventional building materials 8. References 9. Sources Contents
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Local Green Building Materials
Vasudevan KadalayilDirector & Principal Architect
Ecumene Habitat Solutions Pvt Ltd
“Humanity is now faced with a
stark choice: Evolve or die. … If
the structures of the human
mind remain unchanged, we
will always end up re-creating
the same world, the same evils,
the same dysfunction.”
― Eckhart Tolle
1. Building Industry – Growth
2. What is a Green building?
3. Embodied Energy & Life
Cycle Energy (LC)
4. Embodied Energy of
Building materials
5. System boundaries in the
life cycle of building
materials
6. Local building materials
7. Green & Conventional
building materials
8. References
9. Sources
Contents
Growth Phenomenon
�Population growth rate –
India – 1.41% (2011)
China – 0.49% (2011)
�Between 2025-2030, we will overtake
China’s population
�Every sixth person in the world is an Indian.
�Increasing affluence and affordability
�Unprecedented pressure on natural
resources in India.
Environmental Impacts from Construction
�The building industry at the forefront of
consumption of resources.
�The construction industry growth at 13.3%
CAGR
Urgency to tackle the Building Materials
Industry
Building Industry - Growth
India’s sectorial growth forecast
Changing skyline of Mumbai city
Ecumene Habitat Solutions Pvt Ltd
The use of local, green building materials and products is one of the most
important strategies in the design of a Green building.
What is a Green building?
Ecumene Habitat Solutions Pvt Ltd
Green Building Strategies
Energy Efficiency
Water Conservation
Material Resource
Efficiency
Indoor Environmental Quality
• Low or non-toxic
• Minimal chemical
emissions
• Low-VOC content
• Moisture resistance
• Healthfully maintained
• Systems or equipment
• Recycled content
• Renewable source
• Resource efficient
• Locally available
• Salvaged, refurbished
• Reusable or recyclable
• Durable
Site Selection &
Planning
Embodied Energy & life
cycle energy
Concept of Life cycle analysis process of a typical building material
Ecumene Habitat Solutions Pvt Ltd
Embodied Energy of Building
materials
Raw material
extraction & preparation &
treatment
Main
manufacturing
process for final
product
Construction
& assembly
on-site
Tra
nsp
ort
atio
n
Transportation
Cra
dle
to
Bu
ild
ing
bo
un
da
ry
Source – Values are from J.L Sullivan & J.Hu, “Life Cycle Energy Analysis for Automobiles,” SAE Paper No.951829